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import tarfile, os
import cfg
class Opk:
valid_control_fields = ["Package", "Version", "Depends", "Provides",\
"Replaces", "Conflicts", "Suggests", "Recommends",\
"Section", "Architecture", "Maintainer", "MD5Sum",\
"Size", "InstalledSize", "Filename", "Source",\
"Description", "OE", "Homepage", "Priority",\
"Conffiles"]
def __init__(self, **control):
for k in control.keys():
if k not in self.valid_control_fields:
raise Exception("Invalid control field: "
"{}".format(k))
if "Package" not in control.keys():
print("Cannot create opk without Package name.\n")
return None
if "Architecture" not in control.keys():
control["Architecture"] = "all"
if "Version" not in control.keys():
control["Version"] = "1.0"
self.control = control
def write(self, tar_not_ar=False, data_files=None):
filename = "{Package}_{Version}_{Architecture}.opk"\
.format(**self.control)
if os.path.exists(filename):
os.unlink(filename)
if os.path.exists("control"):
os.unlink("control")
if os.path.exists("control.tar.gz"):
os.unlink("control.tar.gz")
if os.path.exists("data.tar.gz"):
os.unlink("data.tar.gz")
f = open("control", "w")
for k in self.control.keys():
f.write("{}: {}\n".format(k, self.control[k]))
f.close()
tar = tarfile.open("control.tar.gz", "w:gz")
tar.add("control")
tar.close()
tar = tarfile.open("data.tar.gz", "w:gz")
if data_files:
for df in data_files:
tar.add(df)
tar.close()
if tar_not_ar:
tar = tarfile.open(filename, "w:gz")
tar.add("control.tar.gz")
tar.add("data.tar.gz")
tar.close()
else:
os.system("ar q {} control.tar.gz data.tar.gz \
2>/dev/null".format(filename))
os.unlink("control")
os.unlink("control.tar.gz")
os.unlink("data.tar.gz")
class OpkGroup:
def __init__(self):
self.opk_list = []
def add(self, **control):
self.opk_list.append(Opk(**control))
def addOpk(self, opk):
self.opk_list.append(opk)
def write_opk(self, tar_not_ar=False):
for o in self.opk_list:
o.write(tar_not_ar)
def write_list(self, filename="Packages"):
f = open(filename, "w")
for opk in self.opk_list:
for k in opk.control.keys():
f.write("{}: {}\n".format(k, opk.control[k]))
f.write("Filename: {Package}_{Version}_{Architecture}"
".opk\n".format(**opk.control))
f.write("\n")
f.close()
def regress_init():
"""
Initialisation and sanity checking.
"""
if not os.access(cfg.opkgcl, os.X_OK):
print("Cannot exec {}".format(cfg.opkgcl))
exit(False)
os.chdir(cfg.opkdir)
os.system("rm -fr {}".format(cfg.offline_root))
os.makedirs("{}/usr/lib/opkg".format(cfg.offline_root))
os.makedirs("{}/etc/opkg".format(cfg.offline_root))
f = open("{}/etc/opkg/opkg.conf".format(cfg.offline_root), "w")
f.write("arch all 1\n")
f.write("src test file:{}\n".format(cfg.opkdir))
f.close()
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